<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<link rel="stylesheet" type="text/css" href="css/js01.css"/>
	</head>
	<body>
		<div class="box" id="div_box"></div>
		<input type="button" id="btn_move" value="往右移动" />
		<input type="button" id="btn_back" value="复位" />
		
		<script src="js/js01.js" type="text/javascript" charset="utf-8"></script>
	</body>
</html>
